Product features
Ruby appears on Chinese characters.
You can choose from 8 different ways to use ruby.
There are 8 levels of ruby.
Support for Ruby on Novel Posting Site
Product description
At first, "Aozora Bunko" was specified in "furigana type" but you can choose from Aozora Bunko, pixiv, BCCKS, Denden Markdown, HTML5 and LaTeX. Some forms may not be familiar to you. The ruby of Aozora Bunko is used in many novel-posting sites.

At the "The level at which to wave furigana." you can choose from elementary to junior high school students and the general public. You can change the level of ruby.

"Copy" copies characters from the text area to the clipboard. "Clear" erases characters in the text area. "Paste" pastes text from the clipboard into the text area.
Note:In case of kanji characters outside shift jis, ruby addition stops.